TABLE 2.
Nucleotide conservation status of the main PRRSV-encoded proteinsa
| Corresponding protein | Lowest interstrain identity (%) | Corresponding protein | Lowest interstrain identity (%) |
|---|---|---|---|
| nsp1 | 76.15 | nsp11 | 84.01 |
| nsp2 | 66.04 | nsp12 | 82.47 |
| nsp3 | 80.09 | GP2 | 84.70 |
| nsp4 | 92.41 | E | 86.94 |
| nsp5 | 78.82 | GP3 | 82.35 |
| nsp6 | 77.08 | GP4 | 84.73 |
| nsp7 | 64.38 | GP5a | 82.05 |
| nsp8 | 82.61 | GP5 | 82.95 |
| nsp9 | 85.75 | M | 86.10 |
| nsp10 | 84.50 | N | 86.13 |
a
The highest nucleotide identities obtained between strains were ≥99.8% for all gene-encoded proteins. The lowest interstrain nucleotide identities between major PRRSV proteins are indicated.